You are pushing a tow ahead，at high speed，near the right hand bank of a canal．The forces affecting your towboat and tow will tend to ______．
选项：

A:Push both the head of the tow and the stern of the towboat away from the right hand bank
B:Push the head of the tow away from，and pull the stern of the towboat into，the right hand bank
C:Pull both the head of the tow and the stern of the towboat into t